Sparse Parallel MRI Based on Accelerated Operator Splitting Schemes

Figure 2

(a)–(e) Reconstructed images with relative error, 1.48%, 1.46%, 1.06%, 1.05%, and 0.97%, separately on data 2 when the undersampling factor equals 6. (f)–(j) Absolute error images corresponding to (a)–(e).